diff options
| author | Greg Rose <gregory.v.rose@intel.com> | 2010-11-06 05:42:59 +0000 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2010-12-24 21:34:13 -0800 |
| commit | a6b5ea353845b3f3d9ac4317c0b3be9cc37c259b (patch) | |
| tree | 803a74f0a2c447e135e79e9c0e18e15b0de2f737 | |
| parent | 8fa7e0f739b70db14e788efba4960bfc1873d550 (diff) | |
igb: Warn on attempt to override administratively set MAC/VLAN
Print a warning message to the system log when the VF attempts to
override administratively set MAC/VLAN configuration.
Signed-off-by: Greg Rose <gregory.v.rose@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
| -rw-r--r-- | drivers/net/igb/igb_main.c | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c index be426a4a7240..c9aac7f15cd2 100644 --- a/drivers/net/igb/igb_main.c +++ b/drivers/net/igb/igb_main.c @@ -5105,7 +5105,14 @@ static void igb_rcv_msg_from_vf(struct igb_adapter *adapter, u32 vf) switch ((msgbuf[0] & 0xFFFF)) { case E1000_VF_SET_MAC_ADDR: - retval = igb_set_vf_mac_addr(adapter, msgbuf, vf); + retval = -EINVAL; + if (!(vf_data->flags & IGB_VF_FLAG_PF_SET_MAC)) + retval = igb_set_vf_mac_addr(adapter, msgbuf, vf); + else + dev_warn(&pdev->dev, + "VF %d attempted to override administratively " + "set MAC address\nReload the VF driver to " + "resume operations\n", vf); break; case E1000_VF_SET_PROMISC: retval = igb_set_vf_promisc(adapter, msgbuf, vf); @@ -5117,8 +5124,12 @@ static void igb_rcv_msg_from_vf(struct igb_adapter *adapter, u32 vf) retval = igb_set_vf_rlpml(adapter, msgbuf[1], vf); break; case E1000_VF_SET_VLAN: - if (adapter->vf_data[vf].pf_vlan) - retval = -1; + retval = -1; + if (vf_data->pf_vlan) + dev_warn(&pdev->dev, + "VF %d attempted to override administratively " + "set VLAN tag\nReload the VF driver to " + "resume operations\n", vf); else retval = igb_set_vf_vlan(adapter, msgbuf, vf); break; |